1、效果图：
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2、核心代码：
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package com.pop.app.mas;import android.app.Activity;import android.app.AlertDialog.Builder;import android.content.Context;import android.content.DialogInterface;import android.content.Intent;import android.net.Uri;import android.provider.ContactsContract;public class MoreDialog extends Builder{ private Context mContext; public static final int PICK_CONTACT_SUBACTIVITY = 2 ; private String[] strarr ; public MoreDialog(Context arg0) { super(arg0); mContext = arg0; strarr = new String[] { mContext.getString(R.string.from_contact), mContext.getString(R.string.back) }; this.setTitle(arg0.getString(R.string.more)); this.setItems(strarr, listener); } private DialogInterface.OnClickListener listener = new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { switch (which) { case 0: Uri uri = ContactsContract.Contacts.CONTENT_URI ; Intent intent = new Intent(Intent.ACTION_PICK,uri) ; Activity activity = (Activity)mContext ; activity.startActivityForResult(intent, PICK_CONTACT_SUBACTIVITY) ; break; default: break; } } };}?
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